Which one of the following statements is incorrect about enzyme catalysis ?
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a
Enzymes are denatured by ultraviolet rays and at high temperature
b
Enzymes are least reactive at optimum temperature
c
Enzymes are mostly proteinous in nature
d
Enzyme action is specific
answer is B.
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Detailed Solution
Enzymes get denatured in presence of UV rays and at high temperature(1) is correctEnzymes are globular proteins; (3) is correctenzyme catalysis is explained by Lock - key mechanism.Enzymes are highly specific.(4) is correctAt optimum temperature (310K) and PH(7) , enzymes are highly active(2) is incorrect